Hammer



FIG. 1 is a frontal perspective view of the hammer showing my new design;

FIG. 2 is a front side view of the hammer of FIG. 1;

FIG. 3 is a rear side view of the hammer of FIG. 1;

FIG. 4 is a top plan view of the hammer of FIG. 1;

FIG. 5 is a bottom plan view of the hammer of FIG. 1;

FIG. 6 is a left end view of the hammer of FIG. 1; and,

FIG. 7 is a right view of the hammer of FIG. 1. 

The ornamental design for a hammer, as shown. 